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Puzzle 1. Take a strip of
paper with the one edge cut out as shown in the upper illustration.
The object of the puzzle is to fold this strip into a perfect
pentagon.
Puzzle 2. This is a generalized version of Dudeney's puzzle.
The object is the same - to fold the strip into a perfect pentagon -
except that this time the strip is a perfectly rectangle ribbon of
paper as shown in the lower illustration. |
